<template>
  <view>
    <view class="search-box">
      <my-search @click.native="gotoSearch"></my-search>
    </view>
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
      <swiper-item v-for="(item, index) in swiperList" :key="index">
        <navigator 
          class="swiper-item" 
          :url="`/subpkg/goods_detail/goods_detail?id=${item.goods_id}`">
          <image :src="item.image_src" mode="widthFix"></image>
        </navigator>
      </swiper-item>
    </swiper>
    <view class="nav-list">
      <view 
        class="nav-item" 
        v-for="(item, index) in navList" 
        :key="index"
        @click="navClickHandler(item)"
      >
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    <view class="floor-list">
      <view class="floor-item" v-for="(item, index) in floorList" :key="index">
        <!-- 楼层标题 -->
        <image 
          :src="item.floor_title.image_src" 
          class="floor-title"
        ></image>
        <!-- 图片区域 -->
        <view class="floor-img-box">
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image 
              :src="item.product_list[0].image_src" 
              :style="{width:item.product_list[0].image_width + 'rpx'}" 
              mode="widthFix"
            ></image>
          </navigator>
          <view class="right-img-box">
            <navigator 
              class="right-img-item" 
              v-for="(item2, index2) in item.product_list" 
              :key="index2"
              v-if="index2 !== 0"
              :url="item2.url"
            >
              <image 
                :src="item2.image_src" 
                mode="widthFix" 
                :style="{width: item2.image_width + 'rpx'}"
              ></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    mixins: [badgeMix],
    data() {
      return {
        swiperList: [],
        navList: [],
        floorList: []
      };
    },
    onLoad() {
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods: {
      async getSwiperList() {
        const { data } = await uni.$http.get('/api/public/v1/home/swiperdata')
        if (data.meta.status !== 200) return uni.$showMsg()
        this.swiperList = data.message
      },
      async getNavList() {
        const { data } = await uni.$http.get('/api/public/v1/home/catitems')
        if (data.meta.status !== 200) return uni.$showMsg()
        this.navList = data.message
      },
      navClickHandler(item) {
        if (item.name === '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
      async getFloorList() {
        const { data } = await uni.$http.get('/api/public/v1/home/floordata')
        if (data.meta.status !== 200) return uni.$showMsg()
        data.message.forEach(floor => {
          floor.product_list.forEach(prod => {
            const query = prod.navigator_url.split('?')[1]
            prod.url = '/subpkg/goods_list/goods_list?' + query
          })
        })
        this.floorList = data.message
      },
      gotoSearch() {
        uni.navigateTo({
          url: '/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
.search-box {
  // 吸顶效果
  position: sticky;
  top: 0;
  z-index: 999;
}
swiper {
  height: 330rpx;
  swiper-item, image {
    width: 100%;
    height: 100%;
  }
}
.nav-list {
  display: flex;
  justify-content: space-around;
  margin: 15px 0;
  .nav-img {
    width: 128rpx;
    height: 140rpx;
  }
}
.floor-title {
  width: 100%;
  height: 60rpx;
}
.floor-img-box {
  display: flex;
  padding-left: 10rpx;
  .right-img-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
}

</style>
